              /* MD5.H - header file for MD5.C */

/*
Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
rights reserved.

License to copy and use this software is granted provided that it
is identified as the "RSA Data Security, Inc. MD5 Message-Digest
Algorithm" in all material mentioning or referencing this software
or this function.

License is also granted to make and use derivative works provided
that such works are identified as "derived from the RSA Data
Security, Inc. MD5 Message-Digest Algorithm" in all material
mentioning or referencing the derived work.

RSA Data Security, Inc. makes no representations concerning either
the merchantability of this software or the suitability of this
software for any particular purpose. It is provided "as is"
without express or implied warranty of any kind.

These notices must be retained in any copies of any part of this
documentation and/or software.*/

#ifndef MD5_H
#define MD5_h
#include <sys/types.h>
/* POINTER defines a generic pointer type */
typedef unsigned char *POINTER;

/* MD5 context. */
typedef struct
{
    u_int32_t state[4];                                   /* state (ABCD) */
    u_int32_t count[2];        /* number of bits, modulo 2^64 (lsb first) */
    unsigned char buffer[64];                         /* input buffer */
} MD5_CTX;

void MD5_Init(MD5_CTX * context);
void MD5_Update(MD5_CTX *context, unsigned char *input, unsigned int inputLen);
void MD5_Final(unsigned char digest[16], MD5_CTX *context);

//return the md5sum (in the form of static-local-variable),whose length is 16 bytes
void Computehash(u_char * src, int i,u_char*digest);

#endif /* MD5_H */

